The stockholders' equity of Verkovsky Company at the beginning and end of 2012 totaled $21,000 and $23,000, respectively. Assets at the beginning of 2012 were $25,000. If the liabilities of Verkovsky Company increased by $12,000 in 2012, how much were total assets at the end of 2012? a. $16,000 b. $35,000 c. $37,000 d. $39,000 e. None of the above